A trade mark of the Australian composer Percy Grainger are his elaborate and artistic, sometimes 'groovy' folk-song arrangements. A well-known example is 'Shepherd's Hey', a traditional English tune to which people danced in former times, wearing bell-covered costumes. Grainger discovered it in the folk-song collection of the musicologist Cecil Sharp who, for his part, had heard the violinist of the Bidford Morris Dancers play the merry lively tune in 1906. A proof of how popular Grainger's arra...